[Users] virtualized engine / port to self-hosted engine

Doron Fediuck dfediuck at redhat.com
Wed Jan 8 12:49:37 UTC 2014



----- Original Message -----
> From: "Doron Fediuck" <dfediuck at redhat.com>
> To: "Andrew Lau" <andrew at andrewklau.com>
> Cc: "users" <users at ovirt.org>
> Sent: Wednesday, January 8, 2014 2:48:20 PM
> Subject: Re: [Users] virtualized engine / port to self-hosted engine
> 
> 
> 
> ----- Original Message -----
> > From: "Andrew Lau" <andrew at andrewklau.com>
> > To: "Yedidyah Bar David" <didi at redhat.com>
> > Cc: "users" <users at ovirt.org>
> > Sent: Wednesday, January 8, 2014 11:15:21 AM
> > Subject: Re: [Users] virtualized engine / port to self-hosted engine
> > 
> > On Tue, Jan 7, 2014 at 2:43 AM, Yedidyah Bar David < didi at redhat.com >
> > wrote:
> > 
> > 
> > 
> > ----- Original Message -----
> > > From: "Blaster" < Blaster at 556nato.com >
> > > To: "Yedidyah Bar David" < didi at redhat.com >
> > > Cc: users at ovirt.org
> > > Sent: Monday, January 6, 2014 5:20:00 PM
> > > Subject: Re: [Users] virtualized engine / port to self-hosted engine
> > > 
> > > On 1/6/2014 7:12 AM, Yedidyah Bar David wrote:
> > > > Did you have problems with engine-backup? Or had other reasons to not
> > > > use it? Thanks!
> > > 
> > > Can engine-backup be used to move an AIO configuration from one host to
> > > another?
> > 
> > I didn't try that. In principle it can. Note that it will only
> > backup/restore
> > the engine - not local storage domains (ISO or data), VM images, etc.
> > 
> > If you try that, please report back. Thanks!
> > 
> > > 
> > > I currently need to move an AIO configuration from AMD hardware to Intel
> > > I7 hardware. The engine-backup WIKI discusses backups, but not
> > > restores. I am a bit concerned about using engine-backup to restore an
> > > AIO configuration to a different system as another WIKI page with
> > > step-by-step instructions to do what engine-backup does for you,
> > > mentions you have to do some extra steps if you are changing hostnames
> > > as the hostname of the ovirt-engine is embedded in the database.
> > 
> > Changing the hostname is specifically not in the scope of engine-backup.
> > 
> > Note that you do not need to have the hostname equal to the "fqdn" input
> > during engine-setup - this last one just needs to be dns-resolvable and
> > point to the machine intended.
> > 
> > Also, there is another utility to do that, called ovirt-engine-rename -
> > see this for details and implications:
> > 
> > http://www.ovirt.org/Changing_Engine_Hostname
> > 
> > > 
> > > There really needs to be some work done in Ovirt on making it easier to
> > > import existing disk images and just generally moving things around
> > > without having to bounce off an NFS server.
> > > 
> > > Should I do a BZ on that?
> > 
> > Not sure what you mean exactly, but you are always welcome to open BZs on
> > bugs/RFEs...
> > 
> > Best regards,
> > --
> > Didi
> > 
> > Sorry for going slightly off topic, but how is everyone's hosted engine
> > deployment going? Are you restricted to NFS?
> > 
> Andrew, in general I get positive feedbacks from RHEL users. For Fedora
> and other distros, this should be in a better situation in the following
> 1-2 weeks when we'll have 3.4 beta available.
> I'd love to get your feedback on it.
> 
I missed your NFS question, sorry;
Yes. Currently we have NFS limitation and we will do our best to see
if SAN can be added. Note that time is not on our side for 3.4.

> > I tried the migration procedure last month and it worked.. but had quite a
> > lot of issues so I ended up reverting back. I didn't open any bugs in the
> > assumption it was in super alpha stage.
> > 
> Next time please open bugs... That's the best way to improve the project,
> regardless of the version state. If unsure, you can always try irc / this
> list
> first to see if this is a known issue and if there are workarounds.
> 
> > 
> > _______________________________________________
> > Users mailing list
> > Users at ovirt.org
> > http://lists.ovirt.org/mailman/listinfo/users
> > 
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